3(2x+4)+9=-21

Simple and best practice solution for 3(2x+4)+9=-21 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 3(2x+4)+9=-21 equation: 



3(2x+4)+9=-21

We move all terms to the left:

3(2x+4)+9-(-21)=0

We add all the numbers together, and all the variables

3(2x+4)+30=0

We multiply parentheses

6x+12+30=0

We add all the numbers together, and all the variables

6x+42=0

We move all terms containing x to the left, all other terms to the right

6x=-42

x=-42/6

x=-7

See similar equations:

| 18=5x+25 | | 18=5x+25× | | 4x^2-7x-147=0 | | -160=-4-2-6x | | 2(x-1)-2=5x-10 | | -88=8(v-7) | | 11-x/9=6 | | z/10+9=3 | | 8(b+7)=104 | | -48=2(2x-5)-2 | | 2x-6=2(2x-2) | | 2x-6=2(2x-2 | | -22=-12-b | | 3m+6=8m-2 | | 5-3x=6(x+3) | | 36=3(3x+3 | | 58=25-n | | -33=3(x-4) | | -12r=324 | | -26=2(3x+2) | | 17=p+19 | | 10-y=2(y-4) | | 61-7j=159 | | -2f+13=49 | | 10+11x=40x+x | | 4=x/8+1 | | n*0.2=70044 | | 20/3=5(x+2) | | 5x+20(x-2)=85 | | 5x2-10x-4=0 | | 4x+15+5x+12=180 | | 7x^2+10=13 |

Equations solver categories